Title:
MOUNTAINSIDE DISPLACEMENT MEASURING DEVICE
Document Type and Number:
Japanese Patent JP3225719
Kind Code:
B2
Abstract:
PURPOSE: To make it possible to perform the displacement measurement at a number of places on a mountainside surface without laying a cable on the mountainside surface, as for a mountainside displacement measuring device for measuring the distance up to a measured position installed on an light reflector by projecting light.
CONSTITUTION: The mountainside displacement measuring device is equipped with a means 11 for measuring the distance up to each light reflector by receiving the reflected light from at least one light reflector, means 12 for controlling the light projection direction by the means 11, and a means 13 which recognizes the image showing the position of each light reflector and outputs the direction indication signal for allowing the light projection direction by the means 11 to coincide with the direction toward each light reflector, to the means 12.
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Inventors:
Masanori Mitsuhashi
Junyoshi Iwamori
Kazuteru Shingai
Junyoshi Iwamori
Kazuteru Shingai
Application Number:
JP30679093A
Publication Date:
November 05, 2001
Filing Date:
December 07, 1993
Export Citation:
Assignee:
Fuji Electric Co., Ltd.
International Classes:
G01C7/02; G01B11/00; G01B11/16; G01C15/00; (IPC1-7): G01C15/00; G01B11/00; G01B11/16; G01C7/02
Domestic Patent References:
| JP63196809A | ||||
| JP2128114A | ||||
| JP4178514A | ||||
| JP4290915A | ||||
| JP545883B2 |
Attorney, Agent or Firm:
Yoshiyuki Ohsuga